Масса Земли в 9,1 раза больше массы Марса, а радиус Земли - в 1,9 раз превышает радиус Марса. На полюсе Земли человек может удерживать груз
массы 100 кг. Груз какой массы сможет удерживать этот человек на полюсе Марса?

Read the sentences and choose the correct options to fill in the gaps.

1.

- Dan remembers (to hear / hearing) that melody the first time he met Cathy.

- Please remember (to buy / buying) the ingredients I need for cooking a new dish.

1. to hear

2. to buy

3. buying

4. hearing

2.

- Don't forget (to listen / listening) to that song.

- You'll love it! We'll never forget (to go / going) to the first trip to Europe.

1. going

2. listening

3. to listen

4. to go

3.

- We don't need (to return / returning) Ben his books. He's already got them.

- This electronic device is out of order. I think the batteries need (to change / changing).

1. changing

2. returning

3. to return

4. to change

4.

- Dad tried (to watch/ watching) the film but fell asleep.

- Students tried (to hear / hearing) all the words in the radio show, but they couldn't.

1. watching

2. to hear

3. to watch

4. hearing

Объяснение:

Переведи в переводчике там с объяснением